From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: Re: [PATCH 01/24] PVH xen: Add readme docs/misc/pvh-readme.txt Date: Mon, 22 Jul 2013 15:29:23 -0400 Message-ID: <20130722192923.GM30300@phenom.dumpdata.com> References: <1374114788-27652-1-git-send-email-mukesh.rathor@oracle.com> <1374114788-27652-2-git-send-email-mukesh.rathor@oracle.com> <51E7E04002000078000E5E41@nat28.tlf.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1V1LnZ-00032g-QU for xen-devel@lists.xenproject.org; Mon, 22 Jul 2013 19:29:34 +0000 Content-Disposition: inline In-Reply-To: <51E7E04002000078000E5E41@nat28.tlf.novell.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Jan Beulich Cc: xen-devel List-Id: xen-devel@lists.xenproject.org On Thu, Jul 18, 2013 at 11:32:00AM +0100, Jan Beulich wrote: > >>> On 18.07.13 at 04:32, Mukesh Rathor wrote: > > Signed-off-by: Mukesh Rathor > > --- > > docs/misc/pvh-readme.txt | 40 ++++++++++++++++++++++++++++++++++++++++ > > 1 files changed, 40 insertions(+), 0 deletions(-) > > create mode 100644 docs/misc/pvh-readme.txt > > > > diff --git a/docs/misc/pvh-readme.txt b/docs/misc/pvh-readme.txt > > new file mode 100644 > > index 0000000..a813373 > > --- /dev/null > > +++ b/docs/misc/pvh-readme.txt > > @@ -0,0 +1,40 @@ > > + > > +PVH : a pv guest running in an HVM container. HAP is required for PVH. > > + > > +See: > > http://blog.xen.org/index.php/2012/10/23/the-paravirtualization-spectrum-p > > art-1-the-ends-of-the-spectrum/ > > + > > + > > +The initial phase targets the booting of a 64bit UP/SMP linux guest in PVH > > +mode. This is done by adding: pvh=1 in the config file. xl, and not xm, is > > +supported. Phase I patches are broken into three parts: > > + - xen changes for booting of 64bit PVH guest > > + - tools changes for creating a PVH guest > > + - boot of 64bit dom0 in PVH mode. > > + > > +The best way to find all the patches is to use "git log|grep -i PVH", both > > +in xen and linux tree. > > Which doesn't really say which tree. Do you mean the upstream > ones or some private ones you maintain? It is my upstream one: git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen.git stable/pvh.v8 or just follow the #linux-next branch which has them as well. I am waiting for the trigger when I should push it to Linus. > > > + > > +Following fixme's exist in the code: > > + - Add support for more memory types in arch/x86/hvm/mtrr.c. > > + - arch/x86/time.c: support more tsc modes. > > + - check_guest_io_breakpoint(): check/add support for IO breakpoint. > > + - implement arch_get_info_guest() for pvh. > > + - vmxit_msr_read(): during AMD port go thru hvm_msr_read_intercept() > > again. > > + - verify bp matching on emulated instructions will work same as HVM for > > + PVH guest. see instruction_done() and check_guest_io_breakpoint(). > > + > > +Following remain to be done for PVH: > > + - AMD port. > > + - 32bit PVH guest support in both linux and xen. Xen changes are tagged > > + "32bitfixme". > > + - Add support for monitoring guest behavior. See hvm_memory_event* > > functions > > + in hvm.c > > + - vcpu hotplug support > > + - Live migration of PVH guests. > > + - Avail PVH dom0 of posted interrupts. (This will be a big win). > > + > > + > > +Note, any emails to must be cc'd to Xen-devel@lists.xensource.com. > > Please let's not add more references to this super stale mailing > list. It had been @lists.xen.org for a couple of years, and recently > changed to @lists.xenproject.org. > > Also there must be something missing between "to" and "must"... > > Jan > > > + > > +Mukesh Rathor > > +mukesh.rathor [at] oracle [dot] com > > -- > > 1.7.2.3 > > > > > > _______________________________________________ > > Xen-devel mailing list > > Xen-devel@lists.xen.org > > http://lists.xen.org/xen-devel > > > > > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xen.org > http://lists.xen.org/xen-devel